Optimized build_loss_tables [skip hazardlib]
Optimized build_loss_tables [skip hazardlib]


Former-commit-id: e24456bd96381e4a6eb0cf5cccff4aa725240d8d [formerly e24456bd96381e4a6eb0cf5cccff4aa725240d8d [formerly e4382fe6b05edcda1c3eef0f07a3b1b267191204]]
Former-commit-id: 1a964b04c64ed4e6cf16608f7788fa1e0735dc49
Former-commit-id: ef8cc767728774acd6124b823e5077c093ccba9c
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine